<?php

/*******************************************************************

    PHP Class     : /Data/Xlsx.php
    Created By    : Siau Pheng (siaupheng@3fonia.com).
    Created Date  : November 18th, 2012.
    Last Modified : October 24th, 2026.

    (c) 3FONIA Software; WWW.3FONIA.COM.

*******************************************************************/

declare(strict_types=1);

namespace Webapp\Data;

use \flight\Engine;
use \avadim\FastExcelWriter\Excel;
use \avadim\FastExcelWriter\Options;
use \avadim\FastExcelWriter\Sheet;
use \avadim\FastExcelWriter\Style\Style;

/**
 * Class Xlsx
 * 
 * Membuat file Excel XLSX
 *
 * @license MIT, https://www.3fonia.com
 * @copyright Copyright (c) 2008-2026, Siau Pheng <siaupheng@3fonia.com>
 * 
 * @package Webapp\Data
 */

final class Xlsx {

    private Options $options;
    private Excel $excel;
    private Sheet $sheet;
    private array $webapp;
    private array $webuser;
    private array $meta = [];
    private array $titles = [];
    private array $subtitles = [];
    private array $atabel = [];
    private int $baris = 1;

    /**
     * @param Engine $app
     */

    public function __construct(Engine $app) {
        $this->webapp = (array) $app->session()->get('WEB_APP', ['REG_NAME'=>'', 'APP_NAME'=>'', 'APP_VER'=>'']);
        $this->webuser = (array) $app->session()->get('WEB_USER', ['UserID'=>0, 'Username'=>'']);
        $this->meta = [
            'company' => $this->webapp['REG_NAME'],
            'subject' => $this->webapp['REG_NAME'],
            'author' => $this->webapp['APP_NAME'].' v'.$this->webapp['APP_VER'],
        ];
        $this->options = Options::create()
            ->DefaultFont([ Style::FONT_NAME => "Calibri", Style::FONT_SIZE => 11 ])
            ->defaultDateFormat('DD-MM-YYYY')
            ->defaultTimeFormat('HH:MM')
            ->defaultDateTimeFormat('DD-MM-YYYY HH:MM');
    }

    public function set_meta(array $meta): void {
        if (!empty($meta)) $this->meta = array_merge($this->meta, $meta);
    }

    public function add_title(string|array $judul): void {
        if (empty($judul)) return;
        if (is_array($judul)) {
            $this->titles = $judul;
        } else array_push($this->titles, $judul);
    }

    public function add_sub_title(string|array $judul): void {
        if (empty($judul)) return;
        if (is_array($judul)) {
            $this->subtitles = $judul;
        } else array_push($this->subtitles, $judul);
    }

    public function add_field(string $nama="", int $lebar=0, string $style="@text", ?callable $func=null): void {
        $this->atabel[] = ['n' => $nama, 'l' => $lebar, 's' => $style, 'f' => $func];
    }

    public function add_sheet(string $nama_sheet="BARU", bool $show_header=false): void {
        if (empty($this->excel)) {
            $this->excel = Excel::create([$nama_sheet], $this->options)
                ->setCompany($this->meta['company'] ?? "")
                ->setAuthor($this->meta['author'] ?? "")
                ->setTitle($this->meta['title'] ?? "")
                ->setDescription($this->meta['desc'] ?? "")
                ->setSubject($this->meta['subject'] ?? "");
            $this->sheet = $this->excel->sheet(); //getSheet();
        } else {
            $this->sheet = $this->excel->makeSheet($nama_sheet);
        }
        if ($show_header === true) {
            $this->show_titles();
            $this->show_headers();
        }
    }

    public function add_row(array $row): void {
        if (is_array($row) && !empty($row)) $this->sheet->writeRow($row);
    }

    public function add_row_bold(array $row): void {
        if (is_array($row) && !empty($row)) $this->sheet->writeRow($row)->applyFontStyleBold();
    }

    public function show_titles(): void {
        $this->baris = $this->sheet->getCurrentRow();
        $jum_kolom = count($this->atabel);
        foreach ($this->titles as $title) {
            $this->sheet->writeTo('A'.(string) $this->baris.':'.$this->excel->colLetter($jum_kolom).(string) $this->baris, $title)
            ->applyFontStyleBold()
            ->applyTextCenter();
            $this->baris++;
        }
        if (count($this->subtitles) > 0) {
            $this->baris++;
            foreach ($this->subtitles as $title) {
                $this->sheet->writeTo('A'.(string) $this->baris++, $title);
            }
        } else 
            $this->sheet->writeTo('A'.(string) $this->baris, '');
    }

    public function show_headers(bool $is_hide=false): void {
        if (!$is_hide) $this->sheet->writeHeader(array_column($this->atabel, 'n'))
            ->applyFontStyleBold()
            ->applyTextCenter()
            ->applyBorder(Style::BORDER_STYLE_THIN);
        $this->sheet->setColFormats(array_column($this->atabel, 's'))
            ->setColWidths(array_column($this->atabel, 'l'));
    }

    public function add_stamp(int $ctk_ke=1, bool $tampil_nama=false): void {
        $this->sheet->nextRow();
        $this->sheet->writeCell($this->get_stamp($ctk_ke, $tampil_nama), ['font-size' => 8, 'font-style' => 'italic']);
    }

    public function get_stamp(int $ctk_ke=1, bool $tampil_nama=false): string {
        return $this->webapp['APP_NAME']."v".$this->webapp['APP_VER'].date("\@ymd.His")."-".isi_nol($this->webuser['UserID'], 3).(($tampil_nama)?"/".strtoupper($this->webuser['Username']):"").(($ctk_ke>0)?"#".isi_nol($ctk_ke,2):"");
    }

    public function download(string $nama_file="File_Excel.xlsx"): void {
        $this->excel->download($nama_file);
    }

}